<template>
  <div>
    <!-- 用户导入对话框 -->
    <el-dialog
      :title="title"
      :visible.sync="open"
      width="400px"
      append-to-body
      :before-close="openCancel"
    >
      <el-upload
        ref="upload"
        :limit="1"
        accept=".xlsx, .xls"
        :headers="upload.headers"
        :action="url"
        :disabled="isUploading"
        :on-progress="handleFileUploadProgress"
        :on-success="handleFileSuccess"
        :auto-upload="false"
        drag
      >
        <i class="el-icon-upload"></i>
        <div class="el-upload__text">将文件拖到此处，或<em>点击上传</em></div>
        <div class="el-upload__tip text-center" slot="tip">
          <span>仅允许导入xls、xlsx格式文件。</span>
          <el-link
            type="primary"
            :underline="false"
            style="font-size: 12px; vertical-align: baseline"
            @click="importTemplate"
            >下载模板</el-link
          >
        </div>
      </el-upload>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitFileForm">确 定</el-button>
        <el-button @click="openCancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { getToken } from "@/utils/auth";

export default {
  props: {
    open: {
      type: Boolean,
      default: true,
    },
    title: {
      type: String,
      default: "",
    },
    //上传地址
    url: {
      type: String,
      default: "",
    },
    templateUrl:{
      type:String,
      default:''
    },
    isUploading:{
        type:Boolean,
        default:false
    }
  },
  data() {
    return {
      // 用户导入参数
      upload: {
        // 设置上传的请求头部
        headers: { Authorization: "Bearer " + getToken() },
      },
    };
  },
  methods: {
    //取消
    openCancel(){

        this.$emit('update:open',false)

    },
    // 提交上传文件
    submitFileForm() {
      this.$refs.upload.submit();
    },
    /** 下载模板操作 */
    importTemplate() {
      this.download(
        this.templateUrl,
        {},
        this.title+`_template_${new Date().getTime()}.xlsx`
      );
    },
    // 文件上传中处理
    handleFileUploadProgress(event, file, fileList) {
      this.upload.isUploading = true;
    },
    // 文件上传成功处理
    handleFileSuccess(response, file, fileList) {
        this.$emit('update:open',false)
    //   this.open = false;
    //   this.upload.isUploading = false;
      this.$refs.upload.clearFiles();
      this.$alert(
        "<div style='overflow: auto;overflow-x: hidden;max-height: 70vh;padding: 10px 20px 0;'>" +
          response.msg +
          "</div>",
        "导入结果",
        { dangerouslyUseHTMLString: true }
      );
      this.$emit("readList")
    },
  },
};
</script>